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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" <head> <meta http-equiv= "Content-Type" content= "text/html; charset=utf-8" /> <title>jquery弹出层浮动层代码</title> <script src= "jquery1.3.2.js" type= "text/javascript" ></script> <style> *{ margin:0; padding:0} body{ margin:0; padding:0; font-size:12px} ul,li{ list-style:none} ul{position:relative;top:-3px; left:-3px;border:1px solid #ccc; background:#fff;} li{height:23px;line-height:23px;cursor: default ; padding:0 0 0 10px} li.current{background: #eee} .wrap{ 158px; background: #eee; position:absolute;} </style> <script type= "text/javascript" > $( function (){ $( ".wrap" ).hide(); var objW=$( ".wrap" ).width(); var objH=$( ".wrap" ).height(); $(document).mousedown( function (e){ var selfX=objW+e.pageX; var selfY=objH+e.pageY var bodyW=document.documentElement.clientWidth+document.documentElement.scrollLeft; var bodyH=document.documentElement.clientHeight+document.documentElement.scrollTop; if (selfX>bodyW && selfY>bodyH){ $( ".wrap" ).css({top:(bodyH-objH),left:(bodyW-objW)}).show(); } else if (selfY>bodyH){ $( ".wrap" ).css({top:(bodyH-objH),left:e.pageX}).show(); } else if (selfX>bodyW){ $( ".wrap" ).css({top:e.pageY,left:(bodyW-objW)}).show(); } else { $( ".wrap" ).css({top:e.pageY,left:e.pageX}).show(); } }) $( "li" ).hover( function (){ $( this ).addClass( "current" ); }, function (){ $( this ).removeClass( "current" ); }).click( function (){ alert($( this ).text()) $( this ).parent().parent().hide(); }) }) </script> </head> <body> <div style= "height:800px;900px" > </div> <div style= "position:absolute;top:300px;left:300px" ><span style= "color:#f00;font-size:28px" >请按F5刷新,才能看到效果,</span><br>点击鼠标左键,弹出层,<br>在最右边点击时层自动往左移</div> <div class= "wrap" > <ul onmousedown= "event.cancelBubble = true" > <li>连江</li> <li>宁德</li> <li>福州</li> <li>厦门</li> <li>北京</li> </ul> </div> </body> </html> |